Finding the Fourth Proportional to 4,905,752,882.27, 6,769,966,475.66 and 2,791,208,782.76
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Solution
The fourth proportional to 4,905,752,882.27, 6,769,966,475.66 and 2,791,208,782.76 is: 3,851,883,765.71
Step by Step Solution
- Step 1: Write the proportion equation
4,905,752,882.27 : 6,769,966,475.66 = 2,791,208,782.76 : x - Step 2: Convert to fraction form
4,905,752,882.27/6,769,966,475.66 = 2,791,208,782.76/x - Step 3: Cross multiply
4,905,752,882.27x = 6,769,966,475.66 × 2,791,208,782.76 - Step 4: Simplify right side
4,905,752,882.27x = 18,896,389,885,805,150,208 - Step 5: Solve for x
x = 18,896,389,885,805,150,208/4,905,752,882.27 - Step 6: Final answer
x = 3,851,883,765.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.